* #62 - Added a Force copy flag in case the hadoop cluster is version 2*...


* #62 - Adding an optional -f flag to hadoop copy commands in case of hadoop2 clusters.
* #67 - Added retries while updating the job to status running after successful launch.
* Changed scripts to create a sample cluster with version 2.4.0.
Yea.I could make it a property. We have seen around 10 exceptions a week now a days and all of them generate from this point. Even if it is affecting at other places, i guess genie is able to handle failures. But at this point in the code it cannot and it gives up. Hence the fix here.